Slipping in the shower, tripping down the stairs, taking a tumble in the supermarket – falls kill over 420,000 people per year and hospitalise millions more. We can’t eliminate all falls, says Neil Steinberg. So we must to learn to fall better.

A shortage of incubators and a hunch about marsupials inspired a Colombian doctor to try something radical to save premature babies’ lives: constant skin-to-skin contact with parents. It’s cheaper than high-tech neonatal care – and it may be better, too. Lena Corner reports.

Premature babies are at high risk of brain damage – but many are too fragile to make the journey to an MRI machine for a clearer diagnosis. Soon, thanks to the world’s first mini scanner, they may not need to. Michael Regnier went to watch it at work.